Shoe sole with a skull design



FIG. 1 is a bottom view of a shoe sole with a skull design showing the new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a rear view thereof; and,

FIG. 5 is a front view thereof.

Portions of the shoe sole shown in broken lines are for environmental purposes and form no part of the claimed design. 

CLAIM The ornamental design for a shoe sole with a skull design, as shown and described. 